CREST Science Olympiad Class 9 Previous Year Papers

CREST Science Olympiad Previous Year Paper PDF for Class 9:

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Syllabus:

Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	In the following question, an assertion and the reason are given. Choose the correct option: Assertion: Plasma membrane contains bimolecular lipid layer, the surface of which is interrupted by proteins. Reason: Selective permeability of the plasma membrane is explained with the help of a fluid mosaic model.
	a) Both assertion and reason are true and reason is the correct explanation for the assertion.		b) Both assertion and reason are true, but reason is not the correct explanation for the assertion.
	c) Assertion is true and reason is false.		d) Assertion is false and reason is true.

Q.2	What happens when a sound wave passes from a highly polluted region to a pollution-free area?
	a) Amplitude remains unchanged		b) Velocity remains unchanged
	c) Frequency remains unchanged		d) Wavelength remains unchanged

Q.3	Which of the following graphs indicates that a body is undergoing retardation?
	a)		b)
	c)		d)

Q.4	Which of the following is the correct statement?
	a) Gravity and gravitation are same.		b) Gravity is a particular case of gravitation.
	c) Acceleration due to gravity is a scalar quantity.		d) Different heavenly bodies have different values for G.

Q.5	Which of the following animals cannot survive both in land and water habitats?
	a) Salamanders		b) Alligators
	c) Ostrich		d) Penguins

Q.6	Which of the following statement regarding the matter is/are correct? I. Anything which has mass is matter. II. Anything which occupies space is matter. III. Anything which is felt by our one or more senses is matter. IV. Anything which has no real physical existence is matter.
	a) I and II		b) I, II and III
	c) Only IV		d) I, II, III and IV

Q.7	Fill in the blanks: Suppose gravity of the Earth suddenly becomes zero, then what will happen to the motion of the Moon (neglecting the effect of other celestial body) _____________.
	a) Moon will stop moving		b) Moon will start moving with non-uniform acceleration on the same path
	c) the Moon will begin to move in a straight line in the direction in which it was moving at that instant		d) None of the above

Q.8	A body of mass 90 g is thrown upwards. It rises to a maximum height of 50 m. At what height its kinetic energy will be reduced to 70%?
	a) 30 m		b) 15 m
	c) 60 m		d) 70 m

Q.9	Consider the following sentences and choose the correct option: (i) The cell wall is the site of energy production in a plant cell. (ii) Lysosomes are the reservoirs of starch, oil and protein granules. (iii) A plant cell becomes turgid due to plasmolysis. (iv) Chemically plasma membrane is composed of fats and lipids. (v) The functional segments of DNA are called genes.
	a) Only (i) is correct		b) Only (iv) is correct
	c) Only (v) is correct		d) (iii), (iv) and (v) are correct

Q.10	Identify X and Y in the given figure:
	a) X - Mixture of naphthalene and anthracene, Y - Solid naphthalene		b) X - Mixture of NaCl and water, Y - Solid NaCl
	c) X - Mixture of NaCl and anthracene, Y - Solid anthracene		d) X - Mixture of sugar and NaCl, Y  Solid sugar

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Students can download the CREST Science Olympiad previous year paper pdf for class 9 from this page. Each question in the paper carries 1 mark. The answer key for all the questions is also provided on the last page.

The CREST Science Olympiad previous year paper pdf for class 9 can be used by students to assess their preparation. They could then learn how to fill up the knowledge gaps in their preparation and identify areas where they lack. They might better prepare for their exam as a result. Additionally, if students practice answering the previous years’ questions, their time management skills improve and as a result they will be able to manage time better in the main exam.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 9 -

1. CREST Science Worksheets Package for class 9 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
2. CREST Science Olympiad book for class 9 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 9 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 9.